10011020989 has 2 divisors, whose sum is σ = 10011020990. Its totient is φ = 10011020988.

The previous prime is 10011020953. The next prime is 10011021001. The reversal of 10011020989 is 98902011001.

10011020989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9496502500 + 514518489 = 97450^2 + 22683^2 .

It is a cyclic number.

It is not a de Polignac number, because 10011020989 - 2⁷ = 10011020861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10011020989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10011020489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005510494 + 5005510495.

It is an arithmetic number, because the mean of its divisors is an integer number (5005510495).

Almost surely, 2^10011020989 is an apocalyptic number.

It is an amenable number.

10011020989 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011020989 is an equidigital number, since it uses as much as digits as its factorization.

10011020989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 10011020989 in words is "ten billion, eleven million, twenty thousand, nine hundred eighty-nine".